An American man is the first known International Legionnaire to defect to Russia Poca Wander / Getty Images; Arif Qazi / Insider A US veteran went to fight in Ukraine but has defected to Russia. Those who fought with him in Ukraine told Insider he was unstable and erratic on the battlefield. His time in Ukraine calls into question the vetting processes of the country's International Legion. When Russia invaded Ukraine in February last year, scores of foreign fighters flocked to help defend the country. Among them was John McIntyre, a 25-year-old American veteran nicknamed Johnny Alabama, or Bama, by...